| WTA - Nanchang | 07/24 09:00 | 25 | [187] Xinyu Gao v Su-Wei Hsieh [109] | 3-6,6-7 | |
| ITF Women Tianjin | 07/21 04:00 | 27 | [248] Jia-Jing Lu v Xinyu Gao [200] | 7-6,6-7,6-4 | |
| ITF Women Tianjin | 07/20 02:00 | 26 | [221] Ksenia Lykina v Xinyu Gao [200] | 4-6,3-6 | |
| ITF Women Tianjin | 07/18 06:05 | 25 | [287] Fang Ying Xun v Xinyu Gao [200] | 6-2,0-6,4-6 | |
| ITF Women Naiman | 07/15 02:00 | 28 | [210] Xinyu Gao v Karman Kaur Thandi [413] | 1-6,1-6 | |
| ITF Women Naiman | 07/14 02:00 | 27 | Xinyu Gao v Wushuang Zheng | 6-2,6-4 | |
| ITF Women Naiman | 07/12 03:00 | 26 | [210] Xinyu Gao v Qiu Yu Ye [200] | 6-4,5-7,6-4 | |
| ITF Women Naiman | 07/10 02:00 | 25 | [210] Xinyu Gao v Chang Liu [393] | 6-4,6-2 | |
| ITF Women Qujing | 05/21 03:00 | 29 | Xinyu Gao v Giulia G-Monticone | 6-1,3-6,6-3 | |
| ITF Women Qujing | 05/20 03:00 | 28 | Xinyu Gao v Meiling Wang | 3-6,6-3,6-4 | |
| ITF Women Qujing | 05/19 04:25 | 27 | [264] Xinyu Gao v Qiu Yu Ye [206] | 6-0,6-0 | |
| ITF Women Qujing | 05/17 02:00 | 26 | Xinyu Gao v Chengyiyi Yuan | 6-4,6-3 | |
| ITF Women Qujing | 05/16 03:30 | 25 | Xinyu Gao v Ran Meng | Retired | |
| ITF Women Yuxi | 05/14 02:00 | 29 | [265] Xinyu Gao v Fang Ying Xun [311] | 6-1,6-4 | |
| ITF Women Yuxi | 05/13 02:00 | 28 | [265] Xinyu Gao v Hanyu Guo [345] | 6-4,6-1 | |
| ITF Women Yuxi | 05/12 02:00 | 27 | [265] Xinyu Gao v Xinyu Jiang [315] | 6-3,2-6,7-5 | |
| ITF Women Yuxi | 05/11 02:00 | 26 | [265] Xinyu Gao v Qianhui Tang [442] | 6-3,6-4 | |
| ITF Women Yuxi | 05/09 03:35 | 25 | Xinyu Gao v Yue Yuan | 4-6,6-3,6-2 | |
| ITF Women Anning | 04/27 03:40 | 27 | [289] Xinyu Gao v Saisai Zheng [83] | 0-6,0-6 | |
| ITF Women Anning | 04/26 02:00 | 26 | [209] Miyu Kato v Xinyu Gao [289] | 1-6,3-6 | |
| ITF Women Anning | 04/25 02:00 | 25 | Xinyu Gao v Julia Glushko | 6-4,7-5 | |
| WTA Zhengzhou Qual | 04/16 07:00 | 46 | [275] Peangtarn Plipuech v Xinyu Gao [288] | 6-1,2-6,6-1 | |
| WTA Zhengzhou Qual | 04/15 04:00 | 45 | Xuliu Sun v Xinyu Gao | 6-7,2-6 | |
| ITF Women Quanzhou | 03/31 03:30 | 27 | [181] Hiroko Kuwata v Xinyu Gao [287] | 4-6,6-4,7-6 | |
| ITF Women Quanzhou | 03/30 04:55 | 26 | [287] Xinyu Gao v Kai-Chen Chang [114] | 7-5,2-6,6-4 | |
| ITF Women Quanzhou | 03/29 06:40 | 25 | [360] Ying Zhang v Xinyu Gao [287] | 2-6,6-4,6-7 | |
| ITF Women Shenzhen Qual | 03/12 05:20 | 54 | [315] Xinyu Gao v Amandine Hesse [209] | 3-6,1-6 | |
| ITF Women Zhuhai | 03/10 02:00 | 27 | [315] Xinyu Gao v Saisai Zheng [103] | 2-6,1-6 | |
| ITF Women Zhuhai | 03/09 02:00 | 26 | [315] Xinyu Gao v Amra Sadikovic [181] | Retired | |
| ITF Women Zhuhai | 03/08 04:00 | 25 | [130] Nina Stojanovic v Xinyu Gao [315] | 4-6,3-6 |
Gao Xinyu (Chinese: 高馨妤; pinyin: Gāo Xīnyú; Mandarin pronunciation: [káʊ ɕín y̌]; born 21 November 1997) is a Chinese tennis player.
Gao has a career-high singles ranking of world No. 181, achieved on 31 July 2017. On 11 September 2017, she peaked at No. 230 in the doubles ranking. Gao has won 13 singles titles and six doubles titles on the ITF Women's Circuit.
In 2016, she made her WTA Tour main-draw debut at the Tianjin Open, where she was given a wildcard with Zhang Ying. The pair won their first round, defeating Han Xinyun and Zhang Kailin. They fell in the quarterfinals to second seeds Lara Arruabarrena and Oksana Kalashnikova.